MAX15053_11 datasheet(7/21 Pages) MAXIM

部品番号	MAX15053

部品情報	High-Efficiency, 2A, Current-Mode Synchronous, Step-Down Switching Regulator

PDF	21 Pages

Scroll/Zoom	100%

メーカー	MAXIM [Maxim Integrated Products]

ホームページ	https://www.maximintegrated.com/en.html

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High-Efficiency, 2A, Current-Mode

Synchronous, Step-Down Switching Regulator

_______________________________________________________________________________________ 7

Typical Operating Characteristics (continued)

(VIN = 5V, VOUT = 1.8V, ILOAD = 2A, Circuit of Figure 5, TA = +25NC, unless otherwise noted.)

STARTING INTO A PREBIASED OUTPUT

(IOUT = 2A)

MAX15053 toc19

VENABLE

5V/div

VOUT

1V/div

VPGOOD

5V/div

ILX

1A/div

200

µs/div

PWM MODE

STARTING INTO A PREBIASED OUTPUT

HIGHER THAN SET OUTPUT

MAX15053 toc21

VOUT

500mV/div

VSS/REFIN

500mV/div

1A/div

400

µs/div

1.8V

10I LOAD AT OUT

STARTING INTO A PREBIASED OUTPUT

MAX15053 toc20b

VENABLE

5V/div

VOUT

1V/div

VPGOOD

5V/div

ILX

1A/div

200

µs/div

STARTING INTO A PREBIASED OUTPUT

(NO LOAD)

MAX15053 toc20a

VENABLE

5V/div

VOUT

1V/div

VPGOOD

5V/div

ILX

1A/div

200

µs/div

PWM MODE

SOFT-START WAVEFORMS

(EXTERNAL REFIN) (SKIP MODE)

MAX15053 toc18b

VSS/REFIN

500mV/div

VOUT

1V/div

VPGOOD

5V/div

ILX

1A/div

200

µs/div

NO LOAD

SOFT-START WAVEFORMS

(EXTERNAL REFIN) (PWM MODE)

MAX15053 toc18a

VSS/REFIN

500mV/div

VOUT

1V/div

VPGOOD

5V/div

ILX

1A/div

200

µs/div

NO LOAD

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